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% --------------------------------------------------------------------------
% the CHEMMACROS package
%
% comprehensive support for typesetting chemistry documents
%
% --------------------------------------------------------------------------
% Clemens Niederberger
% --------------------------------------------------------------------------
% https://github.org/cgnieder/chemmacros/
% contact@mychemistry.eu
% --------------------------------------------------------------------------
% If you have any ideas, questions, suggestions or bugs to report, please
% feel free to contact me.
% --------------------------------------------------------------------------
% Copyright 2011-2015 Clemens Niederberger
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3
% of this license or (at your option) any later version.
% The latest version of this license is in
% http://www.latex-project.org/lppl.txt
% and version 1.3 or later is part of all distributions of LaTeX
% version 2005/12/01 or later.
%
% This work has the LPPL maintenance status `maintained'.
%
% The Current Maintainer of this work is Clemens Niederberger.
% --------------------------------------------------------------------------
\RequirePackage{expl3,xparse,l3keys2e}
\ExplSyntaxOn
% --------------------------------------------------------------------------
% package information:
\tl_const:Nn \c_chemmacros_date_tl {2015/09/11}
\tl_const:Nn \c_chemmacros_version_major_number_tl {5}
\tl_const:Nn \c_chemmacros_version_minor_number_tl {0}
\tl_const:Nn \c_chemmacros_version_subrelease_tl {}
\tl_const:Nx \c_chemmacros_version_number_tl
{\c_chemmacros_version_major_number_tl.\c_chemmacros_version_minor_number_tl}
\tl_const:Nx \c_chemmacros_version_tl
{ \c_chemmacros_version_number_tl \c_chemmacros_version_subrelease_tl }
\tl_const:Nn \c_chemmacros_info_tl
{comprehensive~ support~ for~ typesetting~ chemistry~ documents}
\ProvidesExplPackage
{chemmacros}
{\c_chemmacros_date_tl}
{\c_chemmacros_version_tl}
{\c_chemmacros_info_tl \c_space_tl (CN)}
% --------------------------------------------------------------------------
% messages:
\msg_new:nnn {chemmacros} {too-low-compatibility}
{
Compatibility~ for~ versions~ below~ v4.7~ is~ not~ supported!~ You~
requested~ version~ v #1.~ Loading~ v4.7~ instead.
}
\msg_new:nnn {chemmacros} {low-compatibility}
{
You~ requested~ compatibility~ mode~ v #1~ while~ the~ current~ version~
of~ chemmacros~ is~ v \c_chemmacros_version_number_tl .~ Not~ all~ features~
will~ be~ available!
}
% --------------------------------------------------------------------------
% compatibility
\fp_new:N \l__chemmacros_compatibility_version_fp
\fp_set:Nn \l__chemmacros_compatibility_version_fp {\c_chemmacros_version_number_tl}
\keys_define:nn {chemmacros/compatibility}
{
compatibility .fp_set:N = \l__chemmacros_compatibility_version_fp ,
unknown .code:n =
\PassOptionsToPackage{\CurrentOption}{chemmacros4}
\PassOptionsToPackage{\CurrentOption}{chemmacros5}
}
\ProcessKeysPackageOptions {chemmacros/compatibility}
% --------------------------------------------------------------------------
% compare version numbers
% #1: number
% #2: relation
% #3: number
% #4: true
% #5: false
\prg_new_conditional:Npnn \chemmacros_if_version:nnn #1#2#3 {p,T,F,TF}
{
\fp_compare:nTF { floor(#1) = floor(#3) }
{
\fp_compare:nTF
{ (\chemmacros_get_minor:f {#1}) #2 (\chemmacros_get_minor:f {#3}) }
{ \prg_return_true: }
{ \prg_return_false: }
}
{
\fp_compare:nTF { (#1) #2 (#3) }
{ \prg_return_true: }
{ \prg_return_false: }
}
}
\cs_new:Npn \__chemmacros_get_minor:w #1.#2.#3 \q_stop
{ \tl_if_blank:nTF {#2} {0} {#2} }
\cs_new:Npn \chemmacros_get_minor:n #1
{ \__chemmacros_get_minor:w #1.. \q_stop }
\cs_generate_variant:Nn \chemmacros_get_minor:n {f}
% check compatibility
% #1: relation
% #2: number
% #3: true
% #4: false
\prg_new_conditional:Npnn \chemmacros_if_compatiblity:nn #1#2 {p,T,F,TF}
{
\chemmacros_if_version:nnnTF
{ \fp_to_decimal:N \l__chemmacros_compatibility_version_fp }
{#1}
{#2}
{ \prg_return_true: }
{ \prg_return_false: }
}
\cs_generate_variant:Nn \chemmacros_if_compatiblity:nnT {nV}
% user checks:
\NewDocumentCommand \IfChemCompatibilityTF {mm+m+m}
{ \chemmacros_if_compatiblity:nnTF {#1} {#2} {#3} {#4} }
\NewDocumentCommand \IfChemCompatibilityT {mm+m}
{ \chemmacros_if_compatiblity:nnT {#1} {#2} {#3} }
\NewDocumentCommand \IfChemCompatibilityF {mm+m}
{ \chemmacros_if_compatiblity:nnF {#1} {#2} {#3} }
% --------------------------------------------------------------------------
% compatibility coding:
\cs_new_protected:Npn \ChemCompatibility #1#2 \EndChemCompatibility
{ \chemmacros_if_compatiblity:nnT {=} {#1} {#2} }
\cs_new_protected:Npn \ChemCompatibilityFrom #1#2 \EndChemCompatibility
{ \chemmacros_if_compatiblity:nnT {>=} {#1} {#2} }
\cs_new_protected:Npn \ChemCompatibilityTo #1#2 \EndChemCompatibility
{ \chemmacros_if_compatiblity:nnT {<=} {#1} {#2} }
\cs_new_protected:Npn \ChemCompatibilityBetween #1#2#3 \EndChemCompatibility
{
\bool_if:nT
{
\chemmacros_if_compatiblity_p:nn {>=} {#1} &&
\chemmacros_if_compatiblity_p:nn {<=} {#2}
}
{#3}
}
% let's see that the max number is the newest (=current) version
\chemmacros_if_compatiblity:nnT {>} { \c_chemmacros_version_number_tl }
{
\fp_set:Nn \l__chemmacros_compatibility_version_fp
{ \c_chemmacros_version_number_tl }
}
% --------------------------------------------------------------------------
% compatibility too low:
\chemmacros_if_compatiblity:nnT {<} {4.7}
{
\msg_warning:nnx {chemmacros} {too-low-compatibility}
{ \fp_to_tl:N \l__chemmacros_compatibility_version_fp }
}
% not the newest version:
\chemmacros_if_compatiblity:nnT {<} { \c_chemmacros_version_number_tl }
{
\msg_warning:nnx {chemmacros} {low-compatibility}
{ \fp_to_tl:N \l__chemmacros_compatibility_version_fp }
}
% --------------------------------------------------------------------------
\chemmacros_if_compatiblity:nnTF {<} {5.0}
{ \RequirePackage{chemmacros4} }
{ \RequirePackage{chemmacros5} }
% --------------------------------------------------------------------------
\tex_endinput:D
% --------------------------------------------------------------------------
Version history
2011/05/15 - version 1.0 - CTAN release
2011/06/22 - version 1.1 - "LaTeXified" whole package for safer usage
- less user work required (like loading package
after another)
- more particle macros
- latin phrases
- extra units
- acid/base commands
- \mech
- \NMR
- \mhName, \setmhName, \newreaction, phases
- \renewstate, \setstatesubscript
- improved orbitals
- simpler package options, option german, bpchem
- bug fixes
2011/10/28 - version 2.0 - rewritten in expl3
- customization via \chemsetup
- new commands \p, \fplus, \fminus, \fpch, \fmch,
\fscrp, \fsrcm, \fdelp, \fdelm, \orbital, \chemsetup
- various commands have a new syntax
- removed: \setmhName, \setredoxdist,
\setstatesubscript, \porb, \phorb, \pxorb, \pyorb,
\pzorb, \setorbheight, \solid, \liquid
- reaction environments work with hyperref and
varioref
2011/11/03 - version 2.0a - minor bug fixes
- new feature for \Nu
- new command \ba
2012/01/28 - version 3.0 - bundled with packages `formula' and `ghs'
- new commands \Ka, \Kb, \Kw
- commands can detect if font series is bold
- new package option "detect-bold"
- new package option "method" => choose between
`mhchem' and `formula' for internal uses.
- new package option "ghs" => load `ghs' or don't
- new package option "synchronize"
- new package option "strict"
- new command \iupac
- new command \listofreactions, reaction environments
with optional argument
- \cis, \trans, \tert without \xspace
2012/01/30 - version 3.0a - bugfix in formula.sty
- renamed formula => chemformula
and ghs => ghsystem to make the names unique
(following a request by Karl Berry for TeXlive)
2012/02/03 - version 3.0b - new command \DeclareChemParticle, updated
documentation
2012/02/05 - version 3.0c - renamed pictogram files (following a request by
Karl Berry for TeXlive)
- new package option "Nu"
2012/02/10 - version 3.0d - several bugfixes in chemformula
- bugfixes with \DeclareChemParticle
- new command \RenewChemParticle
- new option phases / pos
- new commands \DeclareChemPhase, \RenewChemPhase,
\phase
- changed default behaviour of phases
- removed optional argument from \sld and \lqd
- new arrow type <>
2012/02/19 - version 3.1 - new commands \DeclareChemIUPAC and \RenewChemIUPAC
- new option "option/iupac"
- deprecated option: "option/EZ"
- deprecated commands:
\newreaction => \DeclareChemReaction
\setnewstate => \DeclareChemState
\renewstate => \RenewChemState
\Rcip => \R
\Scip => \S
\Dfi => \D
\Lfi => \L
- new arrow types -/>, </- and <o>
- new commands \DeclareChemArrow, \RenewChemArrow and
\ShowChemArrow
2012/02/26 - version 3.1a - "operator" p rewritten to follow IUPAC
recommendations
- new option "acid-base/p-style"
- deprecated option: "option/detect-bold"
2012/03/03 - version 3.1b - arrow types are stored in a sequence to automate the
search and replace in the right order
- new arrow type ==
- IUPAC compliance for stoichiometric factors
- new handling of super- and subscripts to correct
various flaws: clear distinction between isotope and
formula
- new option charge-vshift
- IUPAC compliance for \Delta and \ox
2012/03/14 - version 3.1c - compatibility with KOMA's global option
"version = <value>"
- bugfix in the list of reactions
- improved arrow labels
2012/03/20 - version 3.2 - new: option input via @{<options>}
- improved list of reactions: resetting the "reaction"
counter now doesn't cause errors any more
- \AddRxnDesc added which allows to add descriptions
to each reaction in the "reactions" environment
2012/05/07 - version 3.3 - new environment `experimental' that allows some
formatting for the for displaying of measurement
results
- more greek letters for the \iupac command
- \ch now bypasses \ref{}, \label{}, and \intertext{}
- small adjustments of the iupac commands \| and \-
- bug fix: option `upgreek' is now working and was
renamed to `greek'
- proper language support
2012/05/13 - version 3.3a - Italian translations of the H, EUH and P statements
- \hapto and \bridge
2012/05/18 - version 3.3b - compatibility with MiKTeX
2012/05/18 - version 3.3c - fix in the `ghsystem/language' option
2012/07/24 - version 3.3d - additional picture file type `pdf'
- default bond length set to 1.1667ex
- bug fix in the bonds
- added kerning to cip commands, new option
`iupac/cip-kern'
- bug fix: messages needed to be defined before the
options
2012/08/21 - version 3.3e - new option ox/align=center|right
- a new option to \NMR and to \J
2012/09/11 - version 3.4 - cleaned a little, minor bug fixes
- switched to internal scratch variables
- new command \bond, more bond types
- new commands \DeclareChemBond, \DeclareChemBondAlias,
\RenewChemBond and \ShowChemBond
- radical point thicker, new options `radical-style'
and `radical-radius'
2012/10/03 - version 3.4a - bug fix in coupling constant \J
2013/01/04 - version 3.4b - bug fix in the sub- and superscript handling
2013/01/28 - version 3.5 - disallow breaks at bonds
- allow breaks after arrows
- made some spaces in chemformulas stretch- and
shrinkable
- various internal code improvements
- changed defaults for horizontal spaces that have in
set in ex into corresponding values in em.
- improvements to the placement of sub- and superscripts
2013/02/19 - version 3.5a - bug fix: `ghsystem' recognizes language again
2013/02/26 - version 3.6 - support for use with the `breqn' package
- chemformula: math escaping also via \(\)
- chemformula internal: clearer escaping macros
- new options: `radical-vshift', `radical-hshift'
and `radical-space'
- bug fix: `radical-...' options are now correctly set
- stoichiometric factors: add leading 0 if missing
- new option: `stoich-paren-parse'
- internal changes: be way more rigid about protected
and expandable macros
- internal changes: clearer distinction between
private macros and accessable module macros
- internal changes: clearer distinction between
document commands and module level commands
- chemformula's !()() syntax now also works with babel's
French
2013/02/27 - version 3.6a - bug fix: escaped text and math stays escaped, i.e.
also arrow code like `<=>'
2013/04/19 - version 3.6b - chemformula: new key `arrow-min-length'
- bug fix: stoichiometric fractions correctly displayed
- changed appearance of \cip to use upright parentheses
2013/07/06 - version 4.0 - `chemformula' doesn't automatically load
`chemmacros' any more but can be used stand-alone
- option `bpchem' has been dropped
- improved detection of bold font series
- changed wrongly used \mbox in definition of \Ka,
\Kb and \Kw into \ensuremath
- adapt \mch and \pch to match `chemformula's
charges
- dropped option `method=mhchem'
- support for `kpfonts' and `newtxmath' upright
greek letters added, greek alphabet complete both
for uppercase and lowercase; this is handled by
the new package in the family: `chemgreek'
- \OX and \redox now work in `amsmath's environment
by ignoring the measuring phase
- language management with the help of the
`translations' package =>
recognize document language automatically and use
it if it a) is known to `chemmacros' and b) has
not been overwritten by the `language' option;
this also made minor changes to `ghsystem'
necessary; additionally this lead to changes in
the way phases are defined
- status of \Dfi and \Lfi changed from `deprecated'
to `dropped'
- new option `charges/partial-format'
- fixed wrongly written contents to the lor when
used together with `hyperref'
- new option `reaction/list-heading'
- option `charges/append' deprecated
2013/08/07 - version 4.0a - extra pair of braces in definition of
\standardstate
- added missing \exp_not:n to the definitions of
\chemmacros_declare_phase:Nn and kin
2013/08/24 - version 4.1 - changed `0' values in TikZ coordinates into `0pt'
see http://tex.stackexchange.com/q/128792/5049 and
http://tex.stackexchange.com/q/118467/5049 for
reference
2013/10/28 - version 4.2 - changed particles with electron pairs to use
\chlewis
- changed \Delta in thermodynamic state variables
into \ChemDelta for IUPAC compliance and defined
it as an operator
- change in the syntax of \DeclareChemState and
\RenewChemState and improved both internal
definition and user interface
2013/10/31 - version 4.2a - bug bix in \hapto and \bridge
2013/11/04 - version 4.2b - new IUPAC commands: \fac/\mer
2013/11/20 - version 4.2c - step bundle version due to changes in `chemgreek'
2013/12/15 - version 4.2d - small changes to the translating mechansim which
now seems to be more logical: `language=auto'
detects the current `babel' language and
`language=<lang>' overwrites to the chosen
language
- new options `acid-base/K-acid', `acid-base/K-base'
and `acid-base/K-water'
- adapt \ox to updates in `l3fp'
2014/01/09 - version 4.2e - step bundle version due to changes in `ghsystem'
2014/01/24 - version 4.3 - \NewChemIUPAC, \LetChemIUPAC
- \NewChemParticle
- \NewChemNMR
- \NewChemPhase
- \NewChemReaction, \RenewChemReaction
- \NewChemState
- added macro names with more meaningfule names to
each of the one-letter name commands
- changed behaviour of \DeclareChem to match
\DeclareRobustCommand, i.e., no check if command
is defined; added a \NewChem variant to each that
/does/ check; use \NewChem instead of \DeclareChem
for definitions
- new iupac command \dento
- new option choice `nmr/pos=super'
- bug fix in appearance of coupling nuclei
- new possibilities for formatting the output of the
NMR coupling constants output with \J:
`coupling-pos=side/sub', `coupling-nuclei-pre',
coupling-nuclei-post', `coupling-bonds-pre',
coupling-bonds-post', `coupling-symbol'
- internal changes to the greek letter mapping
selection mechanism
- deprecate package option `strict'
- deprecate package option `cmversion': also all
backwards compatibility for version 1 has been
dropped
- drop command \mhName
2014/01/29 - version 4.4 - bug fix in the display of the coupling constant
- bug fix in phase definitions (need to adapt to
changes in `translations'
- new option `nmr/atom-number-cs'
- new option `nmr/coupling-pos-cs'
2014/04/08 - version 4.5 - new option `acid-base/subscript'
- added Dutch translations
2014/06/30 - version 4.5a - adapt to deprecated expl3 functions
2014/08/08 - version 4.6 - from bundle to packages: packages `chemformula',
`ghsystem' and `chemgreek' no longer belong to the
bundle but now are packages of their own.
2015/02/08 - version 4.7 - fix \iupac so active letters like | still work
inside other macros (\section, ...)
- Change the default subscripts of the equilibrium
constants to match the usage in the IUPAC Green
Book
- allow \NewChemPhase and friends after \begin{document}
- new optional argument to phase commands
- new options `nmr/method' and `nmr/connector'
2015/09/11 - version 5.0 - the former chemmacros.sty is now chemmacros4.sty
and can be loaded through the `compatibility'
option
- chemmacros is now organized in separate modules
which either are preloaded or can be loaded by the
user with \usechemmodule
- various changes, see
http://www.mychemistry.eu/2015/06/chemmacros-development/
and the manual section 3.4. Upgrading from version < 5.0
for details
|
